diff --git a/pyproject.toml b/pyproject.toml
index 0bea4e38..d287279e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ authors = [{ name = "Google LLC", email = "googleapis-packages@google.com" }]
 requires-python = ">=3.10"
 keywords = ["A2A", "A2A SDK", "A2A Protocol", "Agent2Agent", "Agent 2 Agent"]
 dependencies = [
-  "fastapi>=0.116.1",
+  "fastapi>=0.95.0",
   "httpx>=0.28.1",
   "httpx-sse>=0.4.0",
   "pydantic>=2.11.3",